BlogArena

General blog about anything and everything of everyday's life.

20. Sep 2019

August 3, 2015
by Guest Post
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Genetic Study of ‘Co-Evolution’ Could Provide Clues to Better Food Production

Evolutionary ‘arms race’ between caterpillars and cabbage plants helped form present-day butterfly and plant species COLUMBIA, Mo. – In 1964, renowned biologists Peter Raven and Paul Erhlich published a landmark study that introduced the concept of co-evolution. Using butterflies and … Continue reading

November 20, 2013
by Guest Post
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Floods didn’t provide nitrogen ‘fix’ for earliest crops in frigid north

Floods didn’t make floodplains fertile during the dawn of human agriculture in the Earth’s far north because the waters were virtually devoid of nitrogen, unlike other areas of the globe scientists have studied. Instead, the hardy Norsemen and early inhabitants … Continue reading